- l ... La Crosse encephalitis
- La Crosse Railroad ... La Pampa
- La Pampa ... La Victoria
- La Ville Nouvelle ... Labor Pains
- Labor Party ... labyrinth
- labyrinth ... Lackland, John
- Lacks, Henrietta ... Ladby-skibet
- Ladd, Alan ... Lady in the Dark
- Lady in the Dark ... Lafayette Escadrille
- Lafayette National Park ... Lagopus leucurus
- Lagopus mutus ... Laighin
- Laighton, Celia ... Lake Ridge
- lake salmon ... Lalande, Joseph-Jérôme Lefrançois de
- Lalande, Michel-Richard de ... Lambaréné
- Lambasa ... Lameth, Alexandre, comte de
- Lamhe ... Lampropeltis getula
- Lampropeltis getula californiae ... lancer
- Lancer Spy ... Land Without Bread
- Land Without Thunder ... Landolt rings
- Landoma ... Lane, Lupino
- Lane, Nathan ... Langley aerodrome No. 6
- Langley aerodrome of 1903 ... Lanius
- Lanius collurio ... Lao Khamhom
- Lao language ... lappet weaving
- lappet-faced vulture ... Large Trademark with Eight Spotlights
- large tree shrew ... Larrey, Dominique-Jean, Baron
- larrikin ... Lasa
- Lasa, Tassilo von Heydebrand und der ... Lassen, Mount
- Lasser, Louise ... Last Man, The
- Last Metro, The ... Lat sau san taam
- Lāt, al- ... latera recta
- lateral ... Latin American Christian Trade Union Federation
- Latin American dance ... Latvia, history of
- Latvia, Republic of ... launch on warning
- launch vehicle ... Lausanne Protocol
- Lausanne, Treaty of ... Lavorare stanca
- Lavoratore, Il ... Lawrence
- Lawrence ... Laxalt, Paul
- laxative ... Lazarus, Fred, Jr.
- Lazarus, Herman ... Le Duan
- Le Duc Tho ... Leach, Archibald Alexander
- Leach, Bernard ... leaf curl
- leaf deer ... Leap into the Void
- Leap of Faith ... Leavitt, David
- Leavitt, Henrietta Swan ... lechatelierite
- Leche Lagoon ... Ledocarpaceae
- Ledoux, Claude-Nicolas ... Lee, Tsung-Dao
- Lee, Vernon ... Left-Wing Writers, League of
- Leftist Writers, League of ... Légende et les aventures héroïques, joyeuses, et glorieuses d’Ulenspiegel et de Lamme Goedzak au pays de Flandres et ailleurs, La
- Legende von der heiligen Elisabeth, Die ... Legs of a Walking Ball
- LEGT ... Leicestershire longhorn cattle
- Leich ... Leix
- Leixões, Port of ... Lemoigne, Maurice
- Lemoine, Georges ... Leningrad Codex of the Latter Prophets
- Leningrad Philharmonic Orchestra ... Lentulus Spinther, Publius Cornelius
- Lentulus, Publius Cornelius ... Leonard, Lionel Frederick
- Leonard, Ray Charles ... Leopold II
- Leopold II ... Lepomis gibbosus
- Lepomis macrochirus ... Lerner, Abba Ptachya
- Lerner, Al ... lessee
- Lesseps, Ferdinand, vicomte de ... lesula
- Lésvos ... Letter from America
- Letter from Artemizia in the Town, to Chloë in the Country, A ... Lettish language
- Lettow-Vorbeck, Paul von ... Leukerbad
- leukocyte ... Levi, Carlo Graziadio
- Lévi, Éliphas ... Levy, David H.
- Levy, Edward ... Lewis, Mary Edmonia
- Lewis, Matthew Gregory ... Lexis
- lexis ... Li Ch’ing-chao
- Li Ch’un-feng ... Li Ye
- Li Yeh ... Liaodong Bandao
- Liaodong Peninsula ... Liberal Association of Birmingham
- Liberal branch of the Society of Friends ... Liberian civil war
- Liberian Mass Action for Peace ... libro de arena, El
- Libro de buen amor ... Liddell Hart, Sir Basil
- Liddell, Chuck ... Lienhard und Gertrud
- Lienz ... Life History and the Historical Moment
- life imprisonment ... Life of the Bee, The
- Life of the Blessed Virgin Mary, The ... Ligdan
- Ligdan Kahn ... light-frame construction
- light-line phonography ... Lihue
- Liḥyān ... Lillehammer 1994 Olympic Winter Games
- Lillelord ... Limburg
- Limburg ... Limnoria pfefferi
- Limnoria saseboensis ... Lincoln
- Lincoln ... Lindisfarne raid
- Lindley, David ... linear magnification
- linear momentum ... Lingshan
- lingua characteristica universalis ... Linnean system
- Linnean taxonomy ... Lion of the Punjab
- Lion of the West, The ... Lippe
- Lippe River ... liquorice
- Lira ... list of ants, bees, and wasps
- list of arachnids ... List of Countries
- list of countries in Latin America ... list of Major League Baseball perfect games
- List of Major Terror Attacks in Delhi and Mumbai ... list of prime ministers of Italy
- list of prime ministers of Japan ... List, Wilhelm
- Lista y Aragón, Alberto ... Literature, Temple of
- literature, Western ... litre
- Litsea ... Little Egypt
- little elephant ... Little Ones, Theatre of the
- Little Oratory, Brotherhood of the ... Littlewood, Joan
- Littlewood, Joan Maud ... Liu Zongzhou
- Liu, Lin-Gun ... Liverpool Metropolitan Cathedral
- Liverpool Museums ... Livingston, Ronald Joseph
- Livingston, William ... llama
- llama fibre ... Lloyds Bank Ltd.
- Lloyds Banking Group ... Lobau
- Lobau, Georges Mouton, Count de ... local quality
- local self-government ... locks
- Locksley Hall ... Loewy, Raymond
- Loewy, Raymond Fernand ... logical Behaviourism
- logical calculus ... Loiret
- Lois & Clark: The New Adventures of Superman ... Lomé agreements
- Lomé Convention ... London Pavilion
- London Pharmacopoeia ... long call
- Long Campaign ... Long, R. A.
- Long, Richard ... Longaville
- Longban ... longnose butterflyfish
- longnose gar ... Look Who’s Talking Now
- Look Who’s Talking Too ... López Portillo y Pacheco, José
- López Portillo, José ... lord chancellor
- Lord Chandos Letter, The ... Lorenzetti, Pietro
- Lorenzini, ampulla of ... Los Angeles Chargers
- Los Angeles Chinese Massacre of 1871 ... Lost Horizon
- Lost Illusions ... Lötschen Pass
- Lott, Chester Trent ... Louis II
- Louis III ... Louisburg Square
- Louise ... Love & Mercy
- Love & Pop ... Love Potion No. 9
- Love Ranch ... Lover’s Message, The
- lover’s rock ... low-light surveillance device
- low-pass filter ... Lower Oder Valley National Park
- Lower Paleolithic Period ... Loyola, Saint Ignatius of
- Loyola, St. Ignatius of ... Lu Yanshao
- Lu Yen-shao ... Lucala River
- Lucan ... Lucifer Calaritanus
- Lucifer Rising ... Lüderitz, Franz Adolf
- ludes ... Lugal-Zaggisi
- Lugalbanda ... Luitpoldinger
- Lujack, Larry ... luminance signal
- luminance transmission ... Lund
- Lund’s Bristol ... Luorawetlan
- Luorawetlan languages ... Lushai Hills
- Lushai Hills District ... Lütkens, R. J.
- luto humano, El ... Luzhkov, Yury Mikhaylovich
- Luzhniki Park ... Lycoperdon
- Lycoperdon gemmatum ... lymphoblast
- Lymphocryptovirus ... Lyon, Mary Mason
- Lyon, Nathaniel ... Lythraceae
- Lythrum salicaria ... LZW
